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Nutrition and canine behavior

How do proteins, lipids, carbohydrates and antioxidants in an animal's diet affect aggression, stress and cognition?
Dog breeds were developed to accentuate behaviors that serve a specific purpose, which influenced the size and physical characteristics of the breed. Today, however, most dogs no longer serve a job in a home and some behaviors become disruptive.
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Satiety in dogs and cats

What does the recent evaluation of different nutrients for satiety reveal about dogs' and cats' diets?
Satiety is a complex process that involves both neuronal and hormonal signals to the brain. Through this complicated system, our bodies relay to our brain long-term signals (i.e., how often to eat) and short-term signals (i.e., when to stop eating a meal). 
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Are niche diets backed by science?

To date, little research has been done on grain-free or raw diets, especially in cats
Grain-free and raw pet diets are increasingly appearing on store shelves and being purchased by pet owners seeking natural petfoods. Grain-free diets are defined as petfoods that do not contain cereal grains, such as corn, rice or wheat. Raw diets are composed of raw skeletal muscle along with other ingredients (fiber sources, vitamin and mineral premixes, etc.) to meet the nutrient requirements of dogs and cats.
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